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Marketable Securities - Schedule of Gross Unrealized Losses and Fair Value by Major Security Type (Details) - USD ($) $ in Thousands | Mar. 30, 2024 | Dec. 30, 2023
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Marketable Securities [Line Items] |  |
Gross Unrealized Losses Less than 12 Consecutive Months | $ (1,719) | $ (765)
Fair Value Less than 12 Consecutive Months | 172,456 | 78,214
Gross Unrealized Losses 12 Consecutive Months or Longer | (64,089) | (69,477)
Fair Value 12 Consecutive Months or Longer | 1,138,548 | 1,195,231
Gross Unrealized Losses, Total | (65,808) | (70,242)
Fair Value, Total | 1,311,004 | 1,273,445
Agency securities [Member] |  |
Marketable Securities [Line Items] |  |
Gross Unrealized Losses Less than 12 Consecutive Months | (38) | (31)
Fair Value Less than 12 Consecutive Months | 7,919 | 10,923
Gross Unrealized Losses 12 Consecutive Months or Longer | (560) | (554)
Fair Value 12 Consecutive Months or Longer | 6,440 | 6,446
Gross Unrealized Losses, Total | (598) | (585)
Fair Value, Total | 14,359 | 17,369
Mortgage-backed securities [Member] |  |
Marketable Securities [Line Items] |  |
Gross Unrealized Losses Less than 12 Consecutive Months | 0 | 0
Fair Value Less than 12 Consecutive Months | 0 | 0
Gross Unrealized Losses 12 Consecutive Months or Longer | (4,516) | (4,731)
Fair Value 12 Consecutive Months or Longer | 32,994 | 34,012
Gross Unrealized Losses, Total | (4,516) | (4,731)
Fair Value, Total | 32,994 | 34,012
Corporate debt securities [Member] |  |
Marketable Securities [Line Items] |  |
Gross Unrealized Losses Less than 12 Consecutive Months | (1,634) | (702)
Fair Value Less than 12 Consecutive Months | 153,897 | 64,637
Gross Unrealized Losses 12 Consecutive Months or Longer | (41,768) | (45,371)
Fair Value 12 Consecutive Months or Longer | 835,475 | 889,785
Gross Unrealized Losses, Total | (43,402) | (46,073)
Fair Value, Total | 989,372 | 954,422
Municipal securities [Member] |  |
Marketable Securities [Line Items] |  |
Gross Unrealized Losses Less than 12 Consecutive Months | (47) | (32)
Fair Value Less than 12 Consecutive Months | 10,640 | 2,654
Gross Unrealized Losses 12 Consecutive Months or Longer | (17,022) | (18,398)
Fair Value 12 Consecutive Months or Longer | 260,669 | 261,651
Gross Unrealized Losses, Total | (17,069) | (18,430)
Fair Value, Total | 271,309 | 264,305
Other [Member] |  |
Marketable Securities [Line Items] |  |
Gross Unrealized Losses Less than 12 Consecutive Months | 0 | 0
Fair Value Less than 12 Consecutive Months | 0 | 0
Gross Unrealized Losses 12 Consecutive Months or Longer | (223) | (423)
Fair Value 12 Consecutive Months or Longer | 2,970 | 3,337
Gross Unrealized Losses, Total | (223) | (423)
Fair Value, Total | $ 2,970 | $ 3,337

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